Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.203277E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:56:00+0800
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    1 Object 1

    AOE ID 52620
    NORAD ID 52620
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58931
    NORAD ID 58931
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3975 STARLINK-31317
    Time of Closest Approach 2026-09-05T05:32:59+0000
    Collision Probability (Pc) 3.203277E-7
    Conjunction Distance (km) 2.849 km
    Relative Speed (km/s) 0.589 km/s
    Conjunction Risk Parameters R (Radial): -2.583 | I (In-track): 1.2 | C (Cross-track): 0.033
    Collision Risk Index (CRI) 0.25
    X Position (km) 723.151 724.061
    Position Y (km) -4039.092 -4037.364
    Position Z (km) 5466.696 5464.622
    Velocity X (km/s) 7.554 7.472
    Velocity Y (km/s) 1.112 1.577
    Velocity Z (km/s) -0.177 0.174

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3975 STARLINK-31317
    Semimajor Axis (a) 6843.377 km 6840.882 km
    Eccentricity (e) 0.000129 0.000150
    Inclination (i) 53.1596° 53.1585°
    RAAN 193.8475° 200.5853°
    Perigee Argument 89.8903° 103.6914°
    Mean Anomaly (M) 270.2247° 256.4256°
    Apogee 466.126 km 463.774 km
    Perigee 464.354 km 461.716 km
    Orbit Epoch 2026-09-03T20:18:20+0000 2026-09-03T14:05:06+0000

    STARLINK-3975 & STARLINK-31317 Collision Probability (Pc) Trend

    STARLINK-3975 & STARLINK-31317 Collision Probability (Pc) TrendNot Available

    STARLINK-3975 & STARLINK-31317 Miss Distance (Miss Distance) Trend

    STARLINK-3975 & STARLINK-31317 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3975Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31317Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3975Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31317Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3975

    No nearby objects data